Lately, there has been a mass of Castle Defense games rush to the App Store, from StickWars to the luxurious Knights Onrush and Bailout Wars. Well, the good thing is that EGO City Invasion is not like them… Sort of… and sort of is… In short, EGO City Invasion is a cross between Castle Defense, Heavy Mach and a little Worms thrown in for good measure. How is this possible? Well, read on to find how the Castle Defense concept can be twisted in new and ingenious ways.